A superantigen secreted by S. aureus which causes inflammation, fever and shock. Found in the vagina of menstruating women.

Collection of neutrophils which gives rise to localized liquefactive necrosis.

Abscess(TOPNOTCH)Robbins Basic Pathology, 8th Ed p. 334

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High risk agents of bioterrorism which are easily disseminated and has high potential for mortality. An example is smallpox.

Category A(TOPNOTCH)

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A distinctive form of mononuclear inflammation usually evoked by infectious agents that resist eradication, but are capable of stimulating strong T cell mediated immunity. Characterized by epitheloid cells which may fuse to form giant cells.